Columbia artist Blue Sky’s enormous fire hydrant sculpture sits in a field after being removed by the city. But his huge chain connecting downtown buildings and other works are still on display.

Van Gogh at the Santa Barbara Museum of Art, the humble ramen bowl celebrated at Japan House Los Angeles and the reopening of one of Yayoi Kusama’s Infinity Rooms.

Blue Sky has voiced his displeasure with the situation, as the piece of public art he spent so much time and effort creating has essentially disappeared. Busted Plug, a sculpture by Columbia ...